How to write a resignation letter that's effective immediately? In this article, we cover everything you need to know about writing a resignation letter without notice and provide an example to get you started.Use one of our resignation letter templates. The complete guide to writing your resignation letter including expert tips, free copyable samples, and templates. You can use this no notice period resignation letter example after amending it as suitable when you want to quit your job. Your first paragraph is the most critical, Vipond added. It should include your name, job title, notice of resignation, and your end date.